Mitsubishi MS-07RV Manuel de service

SERVICE MANUALCONTENTS1. TECHNICAL CHANGES ····································32. PART NAMES AND FUNCTIONS······················83. SPECIFICATION····

10MSC-07RV - MSC-09RV - MSC-12RV -MSC-07RV - MSC-09RV - MSC-12RV -E4E4E4E3E3E3ON/OFFTOOCOOL PMAMTOOWARMON/OFFFANTOOWARMTOOCOOLVANEMODEECONO COOL

11SPECIFICATION3Indoor modelFunctionIndoor unit power supplyAir flow(High/Med. /Low )Power outletRunning currentPower inputPower factorStarting curre

12Indoor modelFunctionIndoor unit power supplyAir flow(High/Med. /Low )Power outletRunning currentPower inputPower factorStarting currentFan motor cur

13WIRING DIAGRAM4MSC-07RV -MSC-09RV -MSC-12RV -E4E4E4MODELS WIRING DIAGRAMSYMBOLTBT11SYMBOLNR11RT11RT12SR141SYMBOLC11F11MFMVNAMENAME NAMEINDOOR FAN CA

14MODELS WIRING DIAGRAMOUTDOOR UNITSYMBOLTB1,TB221S452CSYMBOLMFNR61RT61SR61, SR62T61SYMBOLC1C65DSARF61MCNAMENAME NAMECOMPRESSOR CAPACITOROUTDOOR FAN C

15REFRIGERANT SYSTEM DIAGRAM5Unit:mmMSC-12RV - MSC-12RV -E4E3MUH-12RV - MUH-12RV -E4E3INDOOR UNITOUTDOOR UNIT(with heat insulator)(with heat insulator

16MICROPROCESSOR CONTROL66-1. 11-1. COOL ( ) OPERATION1. Indoor fan speed controlIndoor fan operates continuously at the set speed by FAN SPEED CONTRO

17Check of indoor fan motorACheck of remote controller and receiver P.C. boardBRepair or replace the indoor fan motor.Are lead wires connected?Re-conn

18Check of indoor electronic control P.C. boardCCheck the both “parts side” and “pattern side” of indoor electronic control P.C. board visually.Replac

19Check of outdoor unitDCompressor and / or outdoor fan motor doesn’t operate.YesIs there 220-240V AC between 1–2 on the outdoor terminal block (TB2)?

REVISIONParts numbers have been partially modified.PagePart nameE02 504 426 ➔ E02 141 083 REMOTE CONTROLLER HOLDERModelMSC-07/09/12RV- E1MSC-07/09/12R

20Check of outdoor unitDCompressor and / or outdoor fan motor doesn’t operate.YesCompressor doesn't operate.YesYesIs there 220-240V AC between 3

21How to check mis-wiring and serial signal errorEMis-wiring is indicated.(0.5-sec. ON, 0.5-sec. OFF)1. Turn OFF the power supply(indoor/outdoor unit)

22Check of outdoor unitDoes compressor or outdoor fan motor stop?NoYesIs there 220-240V AC between COM on the compressor contactor (52C) and N on the

23Check of R.V. coilXAfter 3 minutes, does the unit operate in COOL mode?OkYesYesNoReplace the deicer P.C. boardNoReplace the R.V. coil.Turn ON the po

24After 3 minutes, does the unit operate in HEAT mode?OkNoIs there 220-240V AC between CN7211 – 2 on the deicer P.C. board?Replace the deicer P.C. boa

25TEST POINT DIAGRAM AND VOLTAGEMSC-07RV -MSC-09RV -MSC-12RV -Indoor electronic control P.C. boardE4E4E4Fan motor power supplyFuse(F11) 250V AC 3.1

26MUH-07RV -MUH-09RV -MUH-12RV -Outdoor deicer P.C. boardE4E4E4CN711Outdoor fan motor 220-240V ACCN721R.V. coil220-240V ACF61Fuse2A/250V}}CN661 1-2

271234567891011E02 409 234E02 411 234E02 409 976E02 424 000E02 409 067E02 424 010E02 408 142E02 408 100E02 410 100E02 409 975E02 408 970

28Part No.No.Part Name181920INDOOR HEAT EXCHANGERINDOOR HEAT EXCHANGERINDOOR HEAT EXCHANGERUNION(GAS)UNION(GAS)UNION(LIQUID)111{9.52{12.7{6.3511111111

2912346 7528111910Part number that is circled is not shown in the illustration.8-5. OUTDOOR UNIT STRUCTURAL PARTSMU-07RV - MU-07RV - MU-07RV - MU-0

3TECHNICAL CHANGES112345678910111213The specifications of Indoor and Outdoor fan motor.The data of Med. and Low speed are added to Indoor fan motorspe

30123456789E02 336 501E02 665 501E02 437 301E02 676 301E02 439 301E02 677 301E02 095 350E02 661 351E02 664 351E02 085 353E02 694

31No.Part No.Remarks123456789101112131415E02 440 630E02 442 630E02 336 232E02 336 521E02 164 900E02 589 900E02 128 900E02 593 900E02

321234567891011E02 336 501E02 665 501E02 440 301E02 671 301E02 442 301E02 672 301E02 085 353E02 694 353E02 079 353E02 696 353E02

33MUX-10RV - MUX-10RV -8-11. OUTDOOR UNIT STRUCTURAL PARTS,ELECTRICAL PARTS AND FUNCTIONAL PARTS E2E1No.Part No. Part Name RemarksMUX-10RV-Symbolin Wi

34MUX-18RV - MUX-18RV -8-13. OUTDOOR UNITSTRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTSE2E174202731302928252624232262119181716151413141312111

35No.Part No. Part Name RemarksMUX-18RV-Symbolin WiringDiagramQ'ty / unit123456789101112131415161718192021222324252627282930313233343536CABINETOU

36MUX-24RV - MUX-24RV -8-15. OUTDOOR UNIT ELECTRICAL PARTS AND FUNCTIONAL PARTSE2E14316115 141312610897217115No.Part No. Part Name RemarksMUX-24RV-Sym

37No.Part No. Part Name RemarksMUX-24RV-Symbolin WiringDiagramQ'ty / unit1234567891011121314151617181920212223OUTER NOZZLESERVICE PANELMOTOR SUPP

38Part numbers that are circled are not shown in the illustration.MXZ-18RV - MXZ-18RV -8-18. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTSE2E1No.

398-20. ACCESSORY AND REMOTE CONTROLLER MXZ-18RV - MXZ-18RV -8-19. OUTDOOR UNIT ELECTRICAL PARTSE2E1121110Part numbers that are circled are not shown

412345678910111213Remote controller of COOL ONLY type is outdoor unit accessory.Remote controller is included as an indoor unit accessory.Compressor c

New publication, effective Mar. 2002Specifications subject to change without notice.CCCopyright 2000 MITSUBISHI ELECTRIC ENGINEERING CO.,LTDDistribute

51234567891011121314151617Remote controller of COOL & HEAT type is outdoor unit accessory.Remote controller is included as an indoor unit accessor

6COOL ONLYCOOL & HEATTWO-WAYREMOTE CONTROLLERModelMS-07/09/12RV- E1MSH-07/09/12RV- E1MS-07/09/12RV- E2MSH-07/09/12RV- E2✕✕✕✕ww When HEAT mode is

7Slide switchTypeThe position of the slide switchCOOL ONLYCOOL & HEATREMOTE CONTROLLER (How to set the type)This remote controller setting needs t

8PART NAMES AND FUNCTIONS2ACCESSORIESInstallation plateInstallation plate fixing screw 4 o 25 mmRemote controller mounting hardwareFixing screw for 3

9MSC-07RV - MSC-09RV - MSC-12RV -E2E2E2Signal transmitting sectionOperation display sectionOPERATE /STOP(ON /OFF)buttonOPERATION SELECT buttonFAN SPEE